code: def __iter__(self) -> Iterator[T]:
      if self.__use_cache:
          if self.__shuffle:
              random.shuffle(self.__elements)
          return iter(self.__elements)
      else:
          return self.__yield_and_store(self.__base_iterable_func())
  
file_path: ptgnn/ptgnn/baseneuralmodel/utils/data.py
imports: import random
  from typing import Callable, Iterable, Iterator, List, Optional, TypeVar
label_desc: Use image node_id 3 for calling the MemorizedDataIterable obj's underlying member method code with example usage: obj.__iter__() and returns: iter, self